320522034 has 24 divisors (see below), whose sum is σ = 745705008. Its totient is φ = 91577640.

The previous prime is 320522017. The next prime is 320522053. The reversal of 320522034 is 430225023.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 320522034.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 544812 + ... + 545399.

It is an arithmetic number, because the mean of its divisors is an integer number (31071042).

Almost surely, 2^320522034 is an apocalyptic number.

320522034 is an abundant number, since it is smaller than the sum of its proper divisors (425182974).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320522034 is a wasteful number, since it uses less digits than its factorization.

320522034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090230 (or 1090223 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 320522034 is about 17903.1291678299. The cubic root of 320522034 is about 684.3621205891.

Adding to 320522034 its reverse (430225023), we get a palindrome (750747057).

The spelling of 320522034 in words is "three hundred twenty million, five hundred twenty-two thousand, thirty-four".